Hand Held Detectors Flashcards

1
Q

What is non-ferrous?

A

Materials that do not contain iron and are not attracted to a magnet

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2
Q

What is pinpointing?

A

The activity of narrowing down the location of a buried target

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3
Q

What is pulse indication?

A

Type of metal detecting technology. Short pulse of voltage are sent to the metal detectors coil. This creates a magnetic field to be generated which magnetizes metal objects. The dissipation of the magnetic field of the metal object is detected by the detectors coil

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4
Q

What does sensitivity refer to?

A

How responsive a metal detector is to small or deep targets

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5
Q

Detector Special Purpose No. 27 is used to detect what?

A

Command Wires

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6
Q

What does it mean and what do you do if only 1 LED remains lit after the BIT regarding No. 27?

A

A fault has occurred. Remove battery carrier, wait 4 seconds, reinsert batteries and restart system.

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7
Q

How will the No. 27 indicate a low battery?

A

Clicks heard every 1.5 seconds. Red fault light blinks with clicks. Indicates 30 minutes of battery life left.

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8
Q

Battery life for No. 27 with lithium batteries

A

6-9 hours

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9
Q

The Strider is worn where and used to detect what?

A

Leg, command wires

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10
Q

What does it mean on the Strider if you see the yellow LED after BIT?

A

Detection capability might be reduced

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11
Q

With the Strider how often will you hear confidence clicks?

A

Every 6 seconds

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12
Q

With the Strider what will happen when the battery is very low?

A

Constant tone and red low battery LED lit continuously.

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13
Q

Battery life using lithium for the Strider

A

20 hours

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14
Q

What should you not carry when using command wire detectors?

A

Electronic devices

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15
Q

T/F The CEIA utilized GPR?

A

False

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16
Q

For the CEIA which test sample is ferrous?

A

Orange test sample

17
Q

How many channels does the CEIA have?

A

5

18
Q

What technology does the VMC-1 GIZMO use?

A

Digital Magnetic Pulse Induction

19
Q

T/F The GIZMO has mineral soil mode

A

True

20
Q

T/F the VMR-2 Minehound uses MD and GPR

A

True

21
Q

What does LOSS stand for?

A

Lane Coverage
Operator Stance
Searchhead Position
Sweep Speed

22
Q

What are the adjustments that can be made when using GPR on the mindhound?

A

Top Down: 30 - 80 default 30
Bottom Up: 255-100 default 255
Linear Gain: 1-60 default 28
Time Variable Gain: 1-10 default 1

23
Q

For Top Down higher number means?

A

Deeper start

24
Q

For Bottom Up higher number means?

A

Deeper Penetration

25
Q

For Linear Gain higher number means?

A

More sensitive

26
Q

For Time Variable Gain higher number means?

A

More penetration

27
Q

After making adjustments in GPR how do you save?

A

Press/Hold C

28
Q

How many channels does the minehouse have?

A

20